gstreamer/ext/openmpt/gstopenmptdec.h

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/* GStreamer
* Copyright (C) <2017> Carlos Rafael Giani <dv at pseudoterminal dot org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_OPENMPT_DEC_H__
#define __GST_OPENMPT_DEC_H__
#include <gst/gst.h>
#include "gst/audio/gstnonstreamaudiodecoder.h"
#include <libopenmpt/libopenmpt.h>
G_BEGIN_DECLS
typedef struct _GstOpenMptDec GstOpenMptDec;
typedef struct _GstOpenMptDecClass GstOpenMptDecClass;
#define GST_TYPE_OPENMPT_DEC (gst_openmpt_dec_get_type())
#define GST_OPENMPT_DEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_OPENMPT_DEC, GstOpenMptDec))
#define GST_OPENMPT_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_OPENMPT_DEC, GstOpenMptDecClass))
#define GST_IS_OPENMPT_DEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_OPENMPT_DEC))
#define GST_IS_OPENMPT_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_OPENMPT_DEC))
struct _GstOpenMptDec
{
GstNonstreamAudioDecoder parent;
openmpt_module *mod;
guint cur_subsong, num_subsongs;
double *subsong_durations;
/* NOTE: this is of type int, not guint, because the value
* is defined by OpenMPT, and can be -1 (= "all subsongs") */
int default_openmpt_subsong;
GstNonstreamAudioSubsongMode cur_subsong_mode;
gint num_loops;
gint master_gain, stereo_separation, filter_length, volume_ramping;
GstAudioFormat sample_format;
gint sample_rate, num_channels;
guint output_buffer_size;
GstTagList *main_tags;
};
struct _GstOpenMptDecClass
{
GstNonstreamAudioDecoderClass parent_class;
};
GType gst_openmpt_dec_get_type (void);
GST_ELEMENT_REGISTER_DECLARE (openmptdec);
G_END_DECLS
#endif /* __GST_OPENMPT_DEC_H__ */